
The AirTAC Airtac ATE Single Acting Guided Compact Cylinder ATE100X20S is a genuine single acting, pull (spring return) ISO 21287 compact air cylinder with a Ø100mm bore and 20mm stroke, 1/4" air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
This AirTAC ATE100X20S is a single acting pull cylinder with spring return, meaning the spring extends the rod and air retracts it. With a 100 mm bore, it delivers 3483.6 N of pull force at 0.5 MPa, enough to handle heavy clamping or lifting tasks in automation cells.
The ISO 21287 compact body is about 50% shorter than an ISO 15552 profile cylinder, saving valuable space in tight machine frames. The optional -S magnet is fitted here, so you can mount CMSE or DMSE switches for position sensing. For real work, plan on about 2090 N (213 kg) of usable force at 0.5 MPa, leaving a safety margin over the full rating.
| Model | Airtac ATE Single Acting Guided Compact Cylinder ATE100X20S |
|---|---|
| Series | ATE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 20 mm |
| Acting type | Single acting, pull (spring return) |
| Port size | 1/4" |
| Rod thread | M12×1.75 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 25 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| Pressure | Pull force (spring return) |
|---|---|
| 0.5 MPa | 3483.6 N |
| 0.7 MPa | 4991.6 N |
Single-acting pull: the spring extends the rod; air retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa. Single-acting strokes are short (Ø12 to 10 mm, Ø16-100 to 25 mm).
| ATE | ISO 21287 compact cylinder (single-acting pull, spring-return). |
|---|---|
| 100 | Bore size in mm. |
| ×20 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
Use the 3483.6 N pull at 0.5 MPa to retract a heavy-duty clamping arm on a CNC machine fixture, freeing the operator's hands for part loading.
In a conveyor system, this cylinder pulls a pallet stop down flush with the roller deck, allowing a pallet to pass without manual intervention.
Retract a large core pin in a die-casting mold with the 4991.6 N pull at 0.7 MPa, ensuring clean part ejection and reducing cycle time.
For lighter pull applications, the ATE80X25 offers 2159.1 N at 0.5 MPa, while this ATE100X20S provides 3483.6 N for heavier loads. Remember, the spring returns the rod to its extended position on air loss, so it does not hold a mid-stroke position. This model has a female M12x1.75 rod thread and a 1/4" port, with FA/FB flange, LB foot, CA/CB clevis, CR, SDB pivot, and FTC mounting options available.
Quick checklist
The ATE100X20S delivers 3483.6 N at 0.5 MPa and 4991.6 N at 0.7 MPa, both net of the return spring. Minimum working pressure is 0.2 MPa, with a proof pressure of 1.5 MPa (215 psi).
The short body saves about 50% of the mounting length compared to an ISO 15552 profile cylinder, making it ideal for tight gantries and guards. It also features a fixed TPU bumper at both ends to absorb end-of-stroke energy, and the optional -S magnet allows CMSE or DMSE switch mounting.
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